Home / 7,252.50-10,009.46-4,108.68

Finding the Fourth Proportional to 7,252.50, 10,009.46 and 4,108.68

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Solution

The fourth proportional to 7,252.50, 10,009.46 and 4,108.68 is: 5,670.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,252.50 : 10,009.46 = 4,108.68 : x
  2. Step 2: Convert to fraction form
    7,252.50/10,009.46 = 4,108.68/x
  3. Step 3: Cross multiply
    7,252.50x = 10,009.46 × 4,108.68
  4. Step 4: Simplify right side
    7,252.50x = 41,125,668.11
  5. Step 5: Solve for x
    x = 41,125,668.11/7,252.50
  6. Step 6: Final answer
    x = 5,670.55

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.